Connector

Abstract

The utility model relates to the technical field of automobile parts, in particular to a connector. Wherein the female terminal is arranged in the containing cavity, the two sides of the female terminal abut against the first shell and the second shell respectively, the first shell and the second shell are each provided with a plurality of protrusions and a plurality of grooves, and the protrusions and the grooves are alternately arranged in the length direction of the shell. The first shell is provided with a plurality of protrusions, the second shell is provided with a plurality of grooves, the protrusions on the first shell and the grooves on the second shell are arranged in a one-to-one correspondence mode, the grooves on the first shell and the protrusions on the second shell are arranged in a one-to-one correspondence mode, the protrusions can be inserted into the grooves, the end of the first shell and the end of the second shell are each provided with a first limiting block, and the insertion end of the female terminal can abut against the two first limiting blocks. The female terminal is wrapped in the shell, and the first shell is connected with the second shell in an inserted manner, so that the female terminal can be prevented from being ejected by the male terminal, the connection strength of the male terminal and the female terminal is improved, and the retention force between the male terminal and the female terminal is increased; meanwhile, the first limiting block can prevent the female terminal from being separated from the shell.

Description

Technical Field

[0001] The utility model relates to the technical field of automotive parts, in particular to a connector. Background Art

[0002] Connectors are mainly used for the connection of power equipment, for transmitting current or signals, and have the advantages of easy maintenance and convenient operation, etc., and are widely used in the automotive field for connecting electronic devices.

[0003] An automotive connector connects a device to a controller, and can cooperate with the controller to output signals, making the entire device operate. An automotive connector usually consists of a male terminal and a female terminal. The male terminal is inserted into the female terminal, enabling the device to be connected to the controller. However, when the male terminal and the female terminal are repeatedly inserted, the female terminal is subjected to the outward elastic force of the male terminal, resulting in irreversible deformation of the female terminal, causing the male terminal and the female terminal to be poorly fastened and resulting in a short circuit problem in the circuit, causing the device to malfunction.

[0004] Therefore, there is an urgent need for a connector to solve the above technical problems. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a connector, which can increase the connection strength between the male terminal and the female terminal, enhance the holding force between the male terminal and the female terminal, and prevent the male terminal and the female terminal from disconnecting.

[0006] To achieve this purpose, the utility model adopts the following technical solutions:

[0007] A connector includes a female terminal and a male terminal. The female terminal can be inserted into the male terminal. The connector further includes a housing, which includes a first housing and a second housing. The first housing and the second housing enclose to form a receiving cavity. The female terminal is arranged in the receiving cavity, and both sides of the female terminal are respectively abutted against the first housing and the second housing. The first housing and the second housing are both provided with a plurality of protrusions and a plurality of grooves. The plurality of protrusions and the plurality of grooves are alternately arranged along the length direction of the housing. The plurality of protrusions on the first housing are arranged in one-to-one correspondence with the grooves on the second housing. The plurality of grooves on the first housing are arranged in one-to-one correspondence with the protrusions on the second housing. The protrusions can be inserted into the grooves. First limiting blocks are arranged at the ends of the first housing and the second housing. The insertion end of the female terminal can be abutted against the two first limiting blocks.

[0008] As a preferred technical solution of the above connector, both the protrusions and the grooves are in the shape of a dovetail.

[0009] As a preferred technical solution of the above-mentioned connector, the female terminal includes a main body, a first elastic piece and a second elastic piece. The first elastic piece and the second elastic piece are arranged at intervals on the main body. The male terminal can be arranged between the first elastic piece and the second elastic piece, and the first elastic piece and the second elastic piece respectively abut against two end faces of the male terminal.

[0010] As a preferred technical solution of the above-mentioned connector, a plurality of contact points are convexly provided on both the first elastic piece and the second elastic piece, and all of the plurality of contact points can abut against the end face of the male terminal.

[0011] As a preferred technical solution of the above-mentioned connector, the main body is provided with a limiting hole, and the outer shell is convexly provided with a second limiting block towards the inside, and the second limiting block can be inserted into the limiting hole.

[0012] As a preferred technical solution of the above-mentioned connector, a plurality of wire pressing grooves are arranged at intervals along the length direction of the main body and are used for installing wires.

[0013] As a preferred technical solution of the above-mentioned connector, the main body includes a first main body and a second main body. A plurality of protrusions and a plurality of grooves are provided on both the first main body and the second main body. The plurality of protrusions and the plurality of grooves are alternately arranged along the length direction of the main body. A plurality of protrusions on the first main body are arranged in one-to-one correspondence with the grooves on the second main body, and a plurality of grooves on the first main body are arranged in one-to-one correspondence with the protrusions on the second main body. The protrusions can be inserted into the grooves. The first elastic piece is connected to the first main body, and the second elastic piece is connected to the second main body.

[0014] As a preferred technical solution of the above-mentioned connector, both the protrusions and the grooves are in the shape of a dovetail.

[0015] As a preferred technical solution of the above-mentioned connector, the outer shell is provided with an observation hole for observing the connection condition between the female terminal and the male terminal.

[0016] As a preferred technical solution of the above-mentioned connector, the outer shell is provided with a barbed buckle for connecting to a vehicle body.

[0017] Advantages of the present utility model:

[0018] The present utility model provides a connector, which includes a female terminal and a male terminal. The female terminal can be inserted into the male terminal. The connector further includes a housing, which includes a first housing and a second housing. The first housing and the second housing enclose to form a receiving cavity. The female terminal is arranged in the receiving cavity, and both sides of the female terminal are abutted against the first housing and the second housing respectively. Both the first housing and the second housing are provided with a plurality of protrusions and a plurality of grooves, and the plurality of protrusions and the plurality of grooves are arranged alternately along the length direction of the housing. The plurality of protrusions on the first housing are arranged in one-to-one correspondence with the grooves on the second housing, and the plurality of grooves on the first housing are arranged in one-to-one correspondence with the protrusions on the second housing. The protrusions can be inserted into the grooves. First limit blocks are arranged at both ends of the first housing and the second housing, and the insertion end of the female terminal can be abutted against the two first limit blocks. Compared with the prior art, the female terminal is wrapped in the housing, and the first housing is inserted into the second housing, which can prevent the female terminal from being bounced off by the male terminal, improve the connection strength between the male terminal and the female terminal, and increase the holding force between the male terminal and the female terminal. At the same time, the first limit block can prevent the female terminal from separating from the housing. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments of the present utility model. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to the content of the embodiments of the present utility model and these drawings.

[0020] Figure 1 is a schematic structural diagram of a connector provided by an embodiment of the present utility model;

[0021] Figure 2 is a schematic structural diagram of the housing provided by an embodiment of the present utility model Figure 1 ;

[0022] Figure 3 is a schematic structural diagram of the housing provided by an embodiment of the present utility model Figure 2 ;

[0023] Figure 4 is a schematic structural diagram of the female terminal provided by an embodiment of the present utility model.

[0024] In the figure:

[0025] 1, female terminal; 11, main body; 111, limiting hole; 112, pressure wire groove; 113, first main body; 114, second main body; 12, first elastic sheet; 13, second elastic sheet; 14, contact point; 2, housing; 21, first housing; 22, second housing; 23, second limit block; 24, observation hole; 25, barbed buckle; 3, first limit block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] The present utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It can be understood that the specific embodiments described herein are only for explaining the present utility model and not for limiting the present utility model. Additionally, it should be noted that for the sake of description, only the parts related to the present utility model rather than all the structures are shown in the accompanying drawings.

[0027] In the description of the present utility model, unless otherwise clearly defined and limited, the terms "connected", "connected to", and "fixed" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] In the present utility model, unless otherwise clearly defined and limited, the first feature being "above" or "below" the second feature may include the direct contact between the first and second features, or may include the situation where the first and second features are not in direct contact but in contact through other features therebetween. Moreover, the first feature being "above", "above the", and "on the" second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the horizontal height of the first feature is higher than that of the second feature. The first feature being "below", "below the", and "under the" second feature includes the first feature being directly below and obliquely below the second feature, or merely indicating that the horizontal height of the first feature is lower than that of the second feature.

[0029] In the description of this embodiment, the orientation or positional relationships such as "above", "below", "left", and "right" are based on the orientation or positional relationships shown in the accompanying drawings, and are only for the convenience of description and simplifying the operation, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for distinction in description and have no special meaning.

[0030] Such as Figures 1 to 4As shown in the figure, the utility model provides a connector, which includes a female terminal 1 and a male terminal. The female terminal 1 can be inserted into the male terminal. The connector further includes a housing 2, and the housing 2 includes a first housing 21 and a second housing 22. The first housing 21 and the second housing 22 enclose to form a receiving cavity. The female terminal 1 is arranged in the receiving cavity, and both sides of the female terminal 1 are abutted against the first housing 21 and the second housing 22 respectively. A plurality of protrusions and a plurality of grooves are provided on both the first housing 21 and the second housing 22. The plurality of protrusions and the plurality of grooves are alternately arranged along the length direction of the housing 2. The plurality of protrusions on the first housing 21 are arranged in one-to-one correspondence with the grooves on the second housing 22, and the plurality of grooves on the first housing 21 are arranged in one-to-one correspondence with the protrusions on the second housing 22. The protrusions can be inserted into the grooves. First limit blocks 3 are provided at the ends of both the first housing 21 and the second housing 22, and the insertion end of the female terminal 1 can be abutted against the two first limit blocks 3. Compared with the prior art, the female terminal 1 is wrapped in the housing 2, and the first housing 21 and the second housing 22 are inserted, which can prevent the female terminal 1 from being bounced off by the male terminal, improve the connection strength between the male terminal and the female terminal 1, increase the holding force between the male terminal and the female terminal 1, and facilitate the disassembly of the housing 2. At the same time, the first limit blocks 3 can prevent the female terminal 1 from separating from the housing 2.

[0031] Further, the protrusions and the grooves are in a dovetail shape. The cooperation of the protrusions and the grooves can improve the firmness of the connection between the first housing 21 and the second housing 22, prevent the first housing 21 and the second housing 22 from separating, and ensure the holding force between the male terminal and the female terminal 1.

[0032] Optionally, the female terminal 1 includes a main body 11, a first elastic piece 12 and a second elastic piece 13. The first elastic piece 12 and the second elastic piece 13 are arranged at intervals on the main body 11. The male terminal can be arranged between the first elastic piece 12 and the second elastic piece 13, and the first elastic piece 12 and the second elastic piece 13 are respectively abutted against the two end faces of the male terminal. The first elastic piece 12 and the second elastic piece 13 can clamp the male terminal to prevent the male terminal from separating from the female terminal 1.

[0033] Further, a plurality of contacts 14 are convexly provided on both the first elastic piece 12 and the second elastic piece 13, and all the plurality of contacts 14 can be abutted against the end face of the male terminal. Specifically, in this embodiment, two contacts 14 are convexly provided at intervals on both the first elastic piece 12 and the second elastic piece 13, and the two contacts 14 of the first elastic piece 12 are opposite to the two contacts 14 of the second elastic piece 13, so as to reduce the distance between the first elastic piece 12 and the second elastic piece 13, and further increase the clamping force of the first elastic piece 12 and the second elastic piece 13 on the male terminal, and improve the connection strength between the male terminal and the female terminal 1. Of course, in some other embodiments, the number and position of the contacts 14 are determined according to the actual situation, which will not be elaborated here.

[0034] Optionally, the main body 11 is provided with a limiting hole 111, and the outer shell 2 is convexly provided with a second limiting block 23 towards the inside. The second limiting block 23 can be inserted into the limiting hole 111. Specifically, in this embodiment, the limiting hole 111 is rectangular, and the outer shell 2 is convexly provided with two second limiting blocks 23 towards the inside. The two second limiting blocks 23 can abut against two side walls opposite to the limiting hole 111, further improving the connection strength between the outer shell 2 and the female terminal 1 and preventing the outer shell 2 from separating from the female terminal 1. Of course, in some other embodiments, the shape of the limiting hole 111 is determined according to the actual situation, and the number and current structure of the second limiting blocks 23 are determined according to the shape of the limiting hole 111, which will not be elaborated here.

[0035] Optionally, a plurality of wire pressing grooves 112 are arranged at intervals along the length direction of the main body 11 and are used for riveting wires, improving the friction force of the wires and preventing the wires from falling off.

[0036] Optionally, the main body 11 includes a first main body 113 and a second main body 114. Both the first main body 113 and the second main body 114 are provided with a plurality of protrusions and a plurality of grooves. The plurality of protrusions and the plurality of grooves are alternately arranged along the length direction of the main body 11. The plurality of protrusions on the first main body 113 are arranged in one-to-one correspondence with the grooves on the second main body 114, and the plurality of grooves on the first main body 113 are arranged in one-to-one correspondence with the protrusions on the second main body 114. The protrusions can be inserted into the grooves. The first elastic piece 12 is connected to the first main body 113, and the second elastic piece 13 is connected to the second main body 114. The cooperation of the protrusions and the grooves can improve the firmness of the connection between the first main body 113 and the second main body 114, prevent the first main body 113 from separating from the second main body 114, improve the stability of the housing, and realize the detachable connection between the first main body 113 and the second main body 114. It should be noted that the limiting hole 111 can be arranged on the first main body 113, or on the second main body 114, or on both the first main body 113 and the second main body 114 at the same time.

[0037] Furthermore, the protrusions and the grooves are in a dovetail shape. The cooperation of the dovetail-shaped protrusions and the dovetail-shaped grooves can further improve the firmness of the connection between the first main body 113 and the second main body 114, prevent the first main body 113 from separating from the second main body 114, and further improve the clamping force of the first elastic piece 12 and the second elastic piece 13 on the male terminal, improving the connection strength between the male terminal and the female terminal 1.

[0038] Optionally, the outer shell 2 is provided with an observation hole 24 and is used for observing the connection situation between the female terminal 1 and the male terminal. It should be noted that the observation hole 24 can be arranged on the first housing 21, or on the second housing 22, or on both the first housing 21 and the second housing 22 at the same time.

[0039] Optionally, the housing 2 is provided with barbed fasteners 25. Specifically, both the first housing 21 and the second housing 22 are provided with barbed fasteners 25, and the two barbed fasteners 25 are symmetric left and right, which increases the reliability of the connection between the housing 2 and the vehicle body, prevents the housing 2 from shaking, and further improves the anti-seismic function of the connector.

[0040] Further, the barbed fastener 25 is formed by folding the outer part of the partial first housing 21 and the partial second housing 22 to form a folding end, and is clamped with the vehicle body, realizing lightweight while being reliably connected to the vehicle body.

[0041] In addition, the above is only the preferred embodiment of the present invention and the technical principles applied. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein. Various obvious changes, re-adjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments. Without departing from the concept of the present invention, more other equivalent embodiments can be included, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A connector, comprising a female terminal (1) and a male terminal, wherein the female terminal (1) can be plugged into the male terminal, and wherein: The connector further comprises a shell (2), the shell (2) comprising a first shell (21) and a second shell (22), the first shell (21) and the second shell (22) being arranged to form a receiving cavity, the female terminal (1) being arranged in the receiving cavity, and two sides of the female terminal (1) being respectively abutted against the first shell (21) and the second shell (22), the first shell (21) and the second shell (22) being both provided with a plurality of protrusions and a plurality of grooves, the plurality of protrusions and the plurality of grooves being alternately arranged along the length direction of the shell (2), the plurality of protrusions on the first shell (21) being arranged in one-to-one correspondence with the grooves on the second shell (22), the plurality of grooves on the first shell (21) being arranged in one-to-one correspondence with the protrusions on the second shell (22), the protrusions being able to be plugged into the grooves, the ends of the first shell (21) and the second shell (22) being both provided with first limit blocks (3), the plug-in end of the female terminal (1) being able to abut against the two first limit blocks (3).

2. A connector according to claim 1, characterized in that: The protrusion and the groove are both in a dovetail shape.

3. A connector according to claim 1, characterized in that: The female terminal (1) comprises a main body (11), a first spring sheet (12) and a second spring sheet (13); the first spring sheet (12) and the second spring sheet (13) are arranged at intervals on the main body (11); the male terminal can be arranged between the first spring sheet (12) and the second spring sheet (13); and the first spring sheet (12) and the second spring sheet (13) respectively abut against two end faces of the male terminal.

4. A connector according to claim 3, characterized in that: The first elastic sheet (12) and the second elastic sheet (13) are both provided with a plurality of contact points (14), and the plurality of contact points (14) are capable of abutting against the end surface of the male terminal.

5. A connector according to claim 3, characterized in that: The main body (11) is provided with a limiting hole (111), and the outer shell (2) is provided with a second limiting block (23) protruding inwardly, and the second limiting block (23) can be inserted into the limiting hole (111).

6. A connector according to claim 3, characterized in that: The main body (11) is provided with a plurality of wire pressing grooves (112) at intervals along the length direction and are used for installing wires.

7. A connector according to claim 3, characterized in that: The main body (11) comprises a first main body (113) and a second main body (114); the first main body (113) and the second main body (114) are both provided with a plurality of protrusions and a plurality of grooves; the plurality of protrusions and the plurality of grooves are alternately arranged along the length direction of the main body (11); the plurality of protrusions on the first main body (113) and the grooves on the second main body (114) are arranged in a one-to-one correspondence; the plurality of grooves on the first main body (113) and the protrusions on the second main body (114) are arranged in a one-to-one correspondence; the protrusions can be plugged into the grooves; the first elastic sheet (12) is connected to the first main body (113); and the second elastic sheet (13) is connected to the second main body (114).

8. A connector according to claim 7, characterized in that: The protrusion and the groove are both in a dovetail shape.

9. A connector according to any one of claims 1 to 8, characterized in that: The housing (2) is provided with an observation hole (24), and the observation hole (24) is used to observe the connection status between the female terminal (1) and the male terminal.

10. A connector according to any one of claims 1 to 8, characterized in that: The housing (2) is provided with a barbed buckle (25), and the barbed buckle (25) is used for connecting to a vehicle body.

Images